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GARMIN Descent™ Mk3i

GARMIN Descent™ Mk3i

$1799.99

Availability: Special Order

Part Number:010-02752-13 Manufacturer: Garmin

GARMIN DESCENT MK3i

 

DISCOVER A DEEPER CONNECTION

Featuring SubWave sonar-based communication and diver monitoring, this advanced, air-integrated1 dive computer and smartwatch comes with Garmin innovations to help prepare you to make the most of your diving experience — plus multisport training and smart features for your active life out of the water.

 

SUBWAVE SONAR-BASED DIVER MESSAGING (COMING SOON VIA REQUIRED SOFTWARE UPDATE)

 

UP TO 66 HOURS OF BATTERY LIFE IN DIVE MODE

 

CHOOSE FROM MULTIPLE DIVE MODES

 

DIVEVIEW COLOR MAPS WITH DEPTH CONTOURS AND DIVE SITES

 

USE THE DIVE READINESS TOOL TO INFORM YOUR PREPARATION

 

BUILT-IN LED FLASHLIGHT WORKS ABOVE OR BELOW WATER

 
 

AIR INTEGRATION

Pair with our Descent T2 transceivers (sold separately) for integrated pressure monitoring on up to 8 tanks via the SubWave sonar data network.

SUBWAVE SONAR NETWORKING

Exchange preset diver-to-diver messages (coming soon via required software update) up to 30 meters as well as monitor tank pressures and depth for up to 8 divers within a range of 10 meters1.

DIVE MODES

Get multiple dive modes for single and multiple gas dives (including nitrox and trimix), gauge, apnea, apnea hunt and closed-circuit rebreather.

DIVE READINESS TOOL

This Garmin first technology shows how lifestyle factors such as sleep, exercise, stress and jet lag can affect your body — to help gauge when you are best prepared to dive.

DIVEVIEW MAPS

Color maps on your wrist offer bathymetric depth contours and more than 4,000 dive sites to help you discover new places to dive and get oriented.

DIVE-FOCUSED DESIGN

With its bright 1.4” AMOLED color display, sapphire lens, 200-meter dive-rated case and leakproof metal inductive buttons, this watch is built to go deep.

 

DIVE FEATURES

 

BUILT-IN LED FLASHLIGHT

See and be seen with variable light intensities and strobe modes, in or out of the water.

DIVE LOG

Store and review data, track gear, take notes — and share via the Garmin Dive smartphone app.

LONG BATTERY LIFE

Stay in the water longer with up to 66 hours in dive mode plus up to 25 days in smartwatch mode.

CUSTOMIZABLE DIVE MODES

Add additional screens for each dive mode that features the fields you want to see.

SURFACE GPS

Track your entry and exit1 points on the surface with advanced satellite connectivity.

GARMIN DIVE APP

Pair the app with your Descent dive computer to automatically sync and upload your dive logs.

LUME MODE

To aid readability and help maintain night vision, an ambient light sensor gives a green luminescence to your watch face in low-light conditions.

DIVE COMPASS

Built-in ABC sensors, including an underwater compass, help navigate every part of your dive.

REFERENCE POINT

Use this GPS tool for surface navigation to a dive site, so you can drop right onto your target every time.

VARIOMETER

This tool helps you monitor your freedive descent and ascent rates through tone and vibration feedback.

BIG NUMBERS MODE

Get a simplified dive screen on your wrist, with larger text to see critical diving data.

TIDE DATA

Stay up to date on ocean conditions by pairing your Descent device with your compatible smartphone.

INREACH® DEVICE COMPATIBLE

Pair with inReach devices2 and the inReach dive case for satellite messaging off-grid.

 

 

 

 

HEALTH AND FITNESS FEATURES

 

SPORTS APPS

Use preloaded activity profiles for trail running, swimming, running, biking, hiking, rowing, skiing, golfing and more.

SURF ACTIVITY

Record the number of waves surfed, maximum speed reached, distance traveled and more.

SURFLINE® CAMERA

Create a video of every wave you ride in front of a Surfline camera with Surfline Sessions technology. Use the Surfline widget to see tide, wave height, wind and surf rating for each of the five nearest surf spots3.

BACKCOUNTRY SKI AND SNOWBOARD

Get ascent and descent data along with metrics such as cadence, stride length and grade.

VO2 MAX

See your current fitness level, and track changes over time to set goals, evaluate progress and more.

RECOVERY TIME

Know how long you need to recover before your next high-effort workout based on your latest training.

DAILY SUGGESTED WORKOUTS

View your entire week of daily suggested workouts, which adapt after every run or ride.

ANIMATED WORKOUTS

Follow animated workouts for cardio, strength, yoga and Pilates workouts on the watch screen.

WRIST-BASED HEART RATE

The watch constantly samples your heart rate4 to help you gauge how hard you work during activities.

PULSE OX SENSOR

Track your blood oxygen saturation while you’re awake or asleep, and gain awareness of how you’re adapting to altitude5.

JET LAG ADVISER

Help to minimize the effects of jet lag with guidance on light exposure, sleep schedule and exercise.

ENDURANCE SCORE

This measurement uses your VO2 max, training loads and other factors to show how training affects your ability to sustain prolonged physical efforts.

HILL SCORE

Based on your VO2 max and training history, this feature measures your strength and endurance for running uphill.

GARMIN COACH

Train for physical challenges with expert coaching and a dynamic training plan keyed to your goals and performance.

SLEEP MONITORING AND SLEEP SCORE

Understand your body’s recovery with sleep score, breakdown of your sleep stages and detailed insights for improved sleep quality4.

NAVIGATION AND ORIENTATION FEATURES

 

SATIQ TECHNOLOGY

Get superior positioning accuracy with multi-band GPS while optimizing battery life.

MULTICONTINENT TOPO MAPS

Preloaded TopoActive maps from around the world keep your explorations on track.

SKIVIEW MAPS

View run names and difficulty ratings for more than 2,000 preloaded ski resorts worldwide.

ABC SENSORS

Navigate your next trail with an altimeter, barometer and 3-axis electronic compass.

PACEPRO TECHNOLOGY

Plan race-day strategy with GPS-based pace guidance for a selected course or distance.

COURSES WITH TURN-BY-TURN DIRECTIONS

Create or find existing courses in the Garmin Connect app, or sync from your favorite third-party platforms, and get turn-by-turn directions.

ROUND-TRIP ROUTING

Enter how far you want to go, and get suggested routes that will bring you back; even use TrendLine routing to find the best local paths.

 

 

 

 

 

 

CONNECTED LIFESTYLE FEATURES

 

SAFETY AND TRACKING FEATURES

If you feel unsafe or if your watch senses that an incident occurred, your watch will send a message with your live location6.

MUSIC

Download songs and playlists from your Spotify, Deezer or Amazon Music accounts for phone-free listening.

GARMIN PAY CONTACTLESS PAYMENTS

Breeze through checkout lines or transit systems with participating providers.

SMART NOTIFICATIONS

Receive emails, texts and alerts on your watch when paired with your iPhone® or Android smartphone.

CONNECT IQ STORE

Add watch faces, data fields and apps to your paired smartwatch.

1 Additional equipment (sold separately) and device pairing required
2 Sold separately; active satellite subscription required. Some jurisdictions regulate or prohibit the use of satellite communication devices. It is the responsibility of the user to know and follow all applicable laws in the jurisdictions where the device is intended to be used.
3 When paired with the Garmin Connect smart-device app and the Surfline smart-device app
5 This is not a medical device and is not intended for use in the diagnosis or monitoring of any medical condition; see Garmin.com/ataccuracy. Pulse Ox not available in all countries.
6 When paired with your compatible smartphone. See safety and tracking feature requirements and limitations. Feature not available while in dive mode.
SPOTIFY and the Spotify logo are among the registered trademarks of Spotify AB. Amazon Music and all related logos are trademarks of Amazon.com, Inc. or its affiliates. iPhone is a trademark of Apple Inc., registered in the U.S. and other countries. Android is a trademark of Google LLC.
 

Physical & Performance

Display Size1.4” diameter (35.56 mm)
Battery lifeSmartwatch: Up to 25 days (10 days always-on)
Battery Saver Watch Mode: Up to 31 days
GPS Only: Up to 76 hours (56 hours always-on)
All Satellite Systems: Up to 55 hours (43 hours always-on)
All Satellite Systems + Multi-band: Up to 48 hours (38 hours always-on)
All Satellite Systems + Music: Up to 17 hours
Max Battery GPS: Up to 118 hours
Expedition GPS: Up to 24 days
Dive Mode: Up to 66 hours
Dive Mode with Air Integration: Up to 40 hours
Display resolution454 x 454 pixels
GPSYes
Weightno bands: 77.8 g
silicone band: 105.6 g
titanium band: 165.9 g

Maps & Navigation

Memory/History32 GB

Features

STR3AMUP! PC tool for streaming biometricsNo
Wheelchair modeNo
3-axis compass with HSI (horizontal situation indicator)No
Touch and/or button lockYes
Preloaded ski resort mapsYes
Wind speed and direction (requires connection to Garmin Golf app)Yes
Live Event SharingYes
Sleepyes (advanced)
Green Contours (with Garmin Golf membership)Yes
Battery saver (customizable low power watch)Yes
Swing TempoNo
Plays and controls watch musicYes
APNEA modeYes
Gas mixesAir, Nitrox and Trimix, up to 100% O2; 1 bottom gas and up to 11 deco and/or backup gasses.
Load ratioYes
Ground contact time and balanceYes
Density altitude calculatorNo
Critical swim speedYes
Training load focusYes
Compatible with Varia Vision™ (head-mounted display)Yes
HR alertsYes
Training effect (anaerobic)Yes
Abnormal heart rate alertsyes (high and low)
Easy break planningNo
Vertical speedYes
Lactate thresholdyes (with compatible accessory)
View images from notifications on watch (Android™ only)Yes
Workout tutorialsNo
Number of transmitters supported8
MTB Grit & FlowYes
Customizable data pagesYes
Configurable lap alertsYes
Incident Detection during select activitiesYes
Physio TrueUpYes
Custom alertsYes
NEXRAD on moving mapNo
Back to startYes
Available Boating ProfilesBoating, Sailing, Sail Racing
Vertical oscillation and ratioYes
Altimeter with adjustable baro settingNo
Alerts & alarmsAudible and vibration alarms for ascent rate, PO2, CNS/OTU, NDL, deco, gas switching, tank pressure, gas consumption rate. Customizable (up to 40) audible and/or vibration per dive mode, based on depth or time
Physical size

51 x 51 x 16.4 mm

Fits wrists with the following circumference:
Silicone band: 135-230 mm
Extra long silicone band: 135-355 mm
Titanium bracelet: 135-220 mm

Move alerts (displays on device after a period of inactivity)Yes
Live Delta TimeNo
PO2Up to 2.0 with customizable deco PO2 setting
Automatic altitude adjustmentYes
Bezel MaterialDiamond-like Carbon (DLC) coated titanium
Hazards and course targetsYes
Truck driver workoutsNo
TruSwing™ compatibleNo
UltraTrac modeYes
VO2 Max (Trail Run)Yes
Up AheadYes
Preloaded race tracksNo
Pulse Ox Blood Oxygen Saturation MonitorYes
Relaxation breathing timerYes
% HR maxYes
In Case of Emergency (I.C.E.)No
Gas time remainingYes
Case materialfiber-reinforced polymer with titanium rear cover
Team sportsBasketball, Volleyball, Field Hockey, Ice Hockey, Football/Soccer, American Football, Lacrosse, Rugby, Ultimate Disc, Cricket, Softball, Baseball
Subwave™ SupportYes
Audible alertsNo
Color displayYes
Multiple bike profilesNo
Rest timerYes
Wrist-based heart rate (constant, every second)Yes
Find My PhoneYes
PrePass weigh station notifications and bypass decisionsNo
Stride length (real time)Yes
Bike lap and lap maximum power (with power sensor)Yes
Open-water swim metrics (distance, pace, stroke count/rate, stroke distance, swim efficiency (SWOLF), calories)Yes
Training effectYes
Outdoor runningRunning, Outdoor Track Running, Trail Running, Ultra Running, Obstacle Racing
Spectator messagingNo
Customizable conservatismyes (low/medium/high or custom using gradient factors)
Advanced workoutsYes
Charging methodGarmin proprietary clip charger
Dive planneryes (basic NDL + multi-gas deco planner)
Trendline™ Popularity RoutingYes
Strava Live SegmentsYes
Boundary enter/exitNo
Safety Stopyes (customizable off/3min/5min)
Training readinessYes
TimerYes
Missed Deco Lockoutyes (can be disabled prior to dive with user acknowledgement)
CoursesYes
Respiration rate (during exercise)yes (with compatible accessory)
Wirelessly receive flight plans from Garmin Pilot™No
Nap detection Yes
Intensity minutesYes
Interval trainingYes
MOS & MeteogramNo
Alerts (triggers alarm when you reach goals including time, distance, heart rate or calories)Yes
Pairs with Garmin Connect™ MobileYes
BreathworkYes
Virtual starting lineYes
Sun and moon informationYes
Automatically saves dive entry and exit locationsYes
Power guideYes
HRV stress test (measures your heart rate variability while standing still, for 3 minutes, to provide you with an estimated stress level; the scale of this is 1 to 100; low scores indicate lower stress levels)yes (with compatible accessory)
Sight 'N GoYes
Location trackingNo
Pulse Ox blood oxygenYes
Projected waypointYes
Hill scoreYes
Bread crumb trail in real timeYes
Sleep trackingNo
Built-in mappingYes
Customizable activity profilesYes
Auto start/end diveYes
Reference pointYes
SatIQ™ TechnologyYes
Connect IQ™ (downloadable watch faces, data fields, widgets and apps)Yes
Cadence (provides real-time number of steps per minute)Yes
Controls smartphone musicYes
Power meter compatibleYes
Snow & winterSkiing, Snowboarding, Backcountry Snowboarding, XC Classic Skiing, Backcountry Skiing, Ice Skating, Snowshoeing
LED flashlightYes
APNEA hunt modeYes
60-minute activity goalNo
Manual multisport activitiesYes
ChoresNo
Moving Map with aviation airports, navaids, roads, bodies of water and moreNo
Point-to-point navigationYes
Anchor AlarmYes
Gauge modeYes
PacePro™ Pacing StrategiesYes
Course- and weather-specific race predictorYes
Yardage to layups/doglegsYes
TAF (Terminal Aerodrome Forecast)No
Other activity profilesJumpmaster, Tactical, Inline Skating
Auto Pause®Yes
Backlightyes (configurable time and intensity; auto-on at depth)
Running dynamicsYes
Battery life (smartwatch mode)Up to 25 days (10 days always-on)
Gaming ActivityYes
Full vector mapYes
Body Battery™ energy monitorYes
BLUETOOTH phone calling and voice assistant supportNo
AccelerometerYes
Recovery timeYes
On the WaterStand Up Paddleboarding, Rowing, Kayaking, Surfing, Kiteboarding, Windsurfing, Fishing, Boating, Sailing, Sail Racing, Water Skiing, Wakeboarding, Wakesurfing, Tubing, Snorkeling, Sailing Expedition, Whitewater
Custom dive data screensYes
GameOn™ app compatibleYes
Drill logging (pool swim only)Yes
Preloaded with 43,000 courses worldwideYes
Track timerNo
MultisportSwimming/Running, Triathlon
Strap materialsilicone or DLC coated titanium
Jet lag adviserYes
Wearable trolling motor remoteYes
Race AppNo
Round timer/odometerYes
Smart trainer controlYes
Heat and altitude acclimationYes
Make calls and send texts via voiceNo
Cardio workoutsYes
Connected GPSNo
Performance conditionYes
GalileoYes
Distance traveledYes
Manual lapYes
GPS-based distance, time and paceYes
Text messagingNo
Realtime staminaYes
Surface diver status widgetyes (surface interval, N2/HE loading, CNS, OTU and tissue compartment status)
Running powerYes
Nitrox supportYes
AssistanceYes
Race predictorYes
Stealth ModeYes
Pairs with Garmin Golf appYes
Auto lap splitsNo
"Repeat on" rest timer (pool swim only)Yes
Pilates workoutsYes
GPS coordinatesYes
Lap Time Repeatability Score (LTR)No
Air integrationyes (via Subwave™)
Audio promptsYes
Auto CourseView updatesYes
Downloadable training plansYes
StocksYes
Measures shot distance (calculates exact yardage for shots from anywhere on course)automatic
Run/Walk/Stand detectionYes
Closed Circuit Rebreather (CCR)Yes
Heart rate from external HRM (real-time during rests, interval and session stats during rests, and automatic heart rate download post-swim)yes (with HRM-Tri, HRM-Swim, HRM-Pro or HRM-Pro Plus)
Compatible with Varia™ radar (rear-facing radar)Yes
Task timers (2, 5, 10, 15, 20 and 30 minutes)No
Pool swim workoutsYes
Assistance PlusNo
Multi-gas modeYes
Music storageYes
Race an ActivityYes
Kill switchYes
Hot keysYes
Single-gas modeYes
Activity history on watchYes
On-screen workout animationsYes
MeditationNo
Auto max HRYes
Residual Tissue Loading Resetyes (on the surface with user acknowledgement)
Daily suggested workoutsyes (improved)
Solar ChargingNo
Foot pod capableYes
Compatible with Vector™ and Rally™ (power meters)Yes
Phone-free text messagingNo
Tournament legalYes
Display typeAMOLED
Incident detection alert on phone for wearablesYes
Race an activityYes
Finish timeYes
Elevation profileYes
PlaysLike distanceYes
Aviation AlertsNo
Virtual PartnerYes
VO2 Max (Run)Yes
Relaxation remindersNo
Reminder alertsNo
Wind meter compatibleNo
Racket sportsTennis, Pickleball, Badminton, Squash, Table Tennis, Padel, Platform Tennis, Racquetball
Race glance/widgetYes
Training loadYes
Endurance scoreYes
TouchscreenYes
ChronographNo
GymStrength, HIIT, Cardio, Elliptical Training, Stair Stepping, Floor Climbing, Indoor Rowing
Motor sportsMotorcycling, Overlanding, Motocrossing, ATVing, Snowmobiling
Ambient light sensorYes
Touch-targeting (touch target on display to see the distance to any point)Yes
Stroke type detection (freestyle, backstroke, breaststroke, butterfly) (pool swim only)Yes
Garmin ECG AppNo
In-flight Pulse OxNo
Yardage to F/M/B (distance to front, middle and back of green)Yes
CalendarYes
Barometric altimeterYes
Unlock new step iconsNo
On-device Connect IQ™ StoreYes
Weather forecastsYes
Auto Lap®Yes
Sunrise/sunset timesYes
Tide glanceYes
Pacing alerts (pool swim only)Yes
Floors climbedYes
Dive activity maximum operating depth200 meters
Respiration rate (24x7)Yes
Gas consumption rateYes
Workouts for wheelchair users No
% HRRYes
Ballistics solveryes (unlock required)
On-screen workout muscle mapsYes
Auto restYes
Basic rest timer (up from 0) (pool swim only)Yes
Outdoor recreationHiking, Indoor Climbing, Bouldering, Climbing, Hunting, Horseback Riding, Golfing, Disc Golf, Archery
TracBack®Yes
Weight shift alert No
Advanced cycling dynamicsYes
Handicap scoringYes
Autopilot Controlyes
Primary benefit (Training Effect labels)Yes
Multi-band GPSYes
HR zonesYes
Auto rest (pool swim only)Yes
Stat tracking (strokes, putts per round, greens and fairways hit)Yes
ConnectivityBLUETOOTH®, ANT+®, Wi-Fi®, Subwave™
Improved interval (includes open repeats, intervals data page, rest screen and auto detection)Yes
Sleep score and insightsYes
Custom targetsYes
Downloadable cartography supportYes
Run workoutsYes
StopwatchYes
Worldwide airport database(s)No
Waypoint information pageNo
Indoor runningTreadmill Running, Indoor Track Running, Virtual Running
GPS speed and distanceYes
Round-trip course creator (running/cycling)Yes
Leakproof inductive buttonsYes
Area calculationyes (via Connect IQ™)
Find My WatchYes
Automatic club tracking compatible (requires accessory)Yes
Connext avionics connectivityNo
Preloaded road and trail mapsYes
Built-in speaker/microphoneNo
Rest Timer (Ultra Run only)Yes
Unified training statusYes
VIRB® RemoteYes
Custom end-dive timeoutyes (20s to 10 m)
Smartphone compatibilityiPhone®, Android™
Dual grid coordinatesYes
HRM running pace and distanceYes
Expedition GPS ActivityYes
TrueUp™Yes
Morning reportYes
Multiple time zones with Zulu/UTCNo
Trimix supportYes
In the ringBoxing, Mixed Martial Arts
Compatible with Varia™ lightsYes
Two-way voice callsNo
Deep Stopsyes (using custom gradient factors)
ThermometerYes
Skin temperatureYes
Red shift modeYes
Hydrationyes (in Garmin Connect™)
Alarm clockYes
Group LiveTrackYes
GyroscopeYes
Underwater wrist-based heart rateYes
Countdown start (pool swim only)Yes
Push trackerNo
Health snapshotYes
ClimbPro™ Ascent PlannerYes
Truck plaza loyalty programsNo
Night vision modeYes
SwimPool Swimming, Open Water Swimming
Tempo TrainingYes
Power Modes - customizable in-activity battery settingsYes
Move IQ™Yes
Speed and cadence sensor support (w/sensor)Yes
Do not disturb/School modeNo
Garmin Elevate™ wrist heart rate monitorYes
TidesYes
GLONASSYes
Boat Data StreamingCIQ
Smart NotificationsYes
Garmin Pay™Yes
HRV statusYes
Automatic daylight saving timeYes
Yoga workoutsYes
Depth sensorYes
Time/dateyes
Sync dive log to Garmin Dive™ Mobile appYes
Rewards (coins)No
Virtual caddieYes
Calories burnedYes
Toe-to-Toe™ Challenges appyes (optional Connect IQ Toe-to-Toe™ Challenges app)
Garmin Live SegmentsYes
HR broadcast (broadcasts HR data over ANT+® to paired devices)Yes
Fly activity emergency modeNo
Total ascent/descentYes
Auto multisport activitiesYes
Last race summaryNo
Cycle Map (routable cycling-specific street map)Yes
Power curve and % FTP workoutsYes
No fly timeyes
PinPointerYes
Step counterYes
METAR (Meteorological Aerodrome Report)No
Quick Release bandsNo
Trail run auto climbYes
Security updates until at least (YYYY-MM-DD)2025-11-06
Barometric trend indicator with Storm AlertYes
Automatic rep countingYes
LiveTrackYes
HR caloriesYes
Grade-adjusted paceYes
Sleep coachNo
TidesYes
Water ratingDive (200 meters)
Time and distance alertsYes
Garmin Connect™ Challenges appyes (optional Connect IQ app)
XERO™ LocationsYes
All-day stressYes
3-axis dive compassyes (with adjustable heading, quick change to 90R, 90L and reciprocal). Indicates degrees and direction back to set heading
Tack assist modeYes
Compatible with d?zl™ OTR truck navigatorsNo
Worldwide NAVAID and Intersection database(s)No
CyclingBiking, Road Biking, Mountain Biking, Gravel Biking, Bike Commuting, Bike Touring, eBiking, eMountain Biking, Indoor Biking, Cyclocross, BMX
HIIT workoutsYes
Future elevation plotYes
QuickFit™ watch band compatibleyes (26 mm)
Large font optionYes
GamesNo
OrienteeringNo
Text response/reject phone call with text (Android™ only)Yes
Around Me modeYes
Realtime settings sync with Garmin Connect™ mobileYes
Fish forecastYes
Course guidanceYes
GPS Time SyncYes
Countdown timerYes
Auto scrollYes
Analog handsNo
CompassYes
Digital scorecardyes
Lens Materialsapphire crystal
NextFork™ navigationYes
Green View with manual pin positionYes
Strength workoutsYes
Distance to destinationYes
Voice messagingNo
Women's healthyes (in Garmin Connect™)
Training statusyes (improved)
Pool swim metrics (lengths, distance, pace, stroke count, swim efficiency (SWOLF), calories)Yes
Daily resting heart rateYes
Auto goal (learns your activity level and assigns a daily step goal)Yes
Garmin AutoShot™Yes
Fitness ageyes (in app)
Decompression modelBühlmann ZHL-16c with gradient factors
FTP (Functional Threshold Power)yes (with compatible accessory)
Dive ascent/descent rate indicatorYes
Built-in barometer and tide tablesyes (downloadable tides)
WellnessWalking, Pilates, Yoga

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